Matt's code review fixes

@@ -2713,12 +2713,13 @@
             ZFS_MAXNAMELEN);
         if ((cp = strchr(sendfs, '@')) != NULL) {
                 *cp = '\0';
                 /*
                  * Find the "sendsnap", the final snapshot in a replication
-                 * stream, so zfs_receive_one() can set filesystem properties
-                 * ONLY when receiving that final snapshot.
+                 * stream.  zfs_receive_one() handles certain errors
+                 * differently, depending on if the contained stream is the
+                 * last one or not.
                  */
                 sendsnap = (cp + 1);
         }
 
         /* Finally, receive each contained stream */